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A note on singular nonlinear boundary value problems
Authors:Xian Xu  Jipu Ma
Institution:a Department of Mathematics, Nanjing University, Nanjing, Jiangsu 210000, People's Republic of China
b Department of Mathematics, Xuzhou Normal University, Xuzhou, Jiangsu 221116, People's Republic of China
Abstract:In this paper we study the existence and multiplicity of solutions of the following operator equation in Banach space E:
u=λAu,0<λ<+∞,u∈P?{θ},
Keywords:Singular boundary value problem  Fixed point index  Positive solution
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